As it happens, Harbor Freight sells such a piece of equipment through its in-house vacuum and pump brand, Pittsburgh: the A/C Manifold Gauge Set. This gadget can be used to run tests on your ...

Cliplight’s Firefly manifold gauge set is designed to provide increased vision and control for system diagnostics, charging, recovery, and evacuation. Features include: magnifying lens with white and ...

Manifold gauges with a pressure test function can track a nitrogen ... The drawback to a digital manifold set is that it is much more expensive than a traditional mechanical set, which could be a ...

Diagnostics are the essential first step in A/C-system servicing. To get started you'll need an A/C manifold-gauge set, a thermometer, and a leak detector. The manifold gauges will allow you to ...